Results 41 to 50 of about 3,296 (138)
Is parvovirus B19 infection upsurge in 2023–2024 associated with adverse pregnancy outcome?
Ultrasound in Obstetrics &Gynecology, Volume 66, Issue 3, Page 307-313, September 2025.ABSTRACT Objective A surge in parvovirus B19 infections has been reported in 2023–2024 across Europe and the USA, raising concerns about the associated perinatal risks. The aim of this study was to compare perinatal outcomes following maternal parvovirus B19 infection during the 2023–2024 period with those from a pre‐2023 cohort.
S. Prasad +22 more
wiley +1 more source
Unificación paramétrica del análsis estructural: formulación clásica y elementos finitos mixtos [PDF]
, 1996 En este artículo los conceptos y métodos previamente desarrollados para Principios Variacionales Parametrizados (PVPs) se extienden al Análisis Matricial de Estructuras (AME).
Felippa, Carlos A.
core +3 more sources
Fire impact on non vascular vegetation on soil: a case of study on Polylepis australis (Rosaceae) forests from central Argentina [PDF]
, 2019 La vegetación no vascular está formada por líquenes, musgos, algas y cianobacterias tanto epífitas, como creciendo sobre el suelo. El objetivo de este trabajo fue estimar los cambios producidos por el fuego en la cobertura de briófitos y líquenes del ...
Perazzo, Agostina +1 more
core +2 more sources
Ecology and Evolution, Volume 15, Issue 8, August 2025.This study highlights the biodiversity value of the Murren Reserve, a small tropical dry forest patch in Guanacaste, Costa Rica. Using camera traps and opportunistic observations, researchers documented 32 wildlife species, including federally endangered species like the ocelot (Leopardus pardalis) and puma (Puma concolor), as well as 73 plant species.
Trevor L. Proctor +5 more
wiley +1 more source
Forestry processors productivity models in northeastern Argentina [PDF]
, 2015 O presente estudo analisou a performance de três processadores florestais operando em plantações de Pinus taeda no nordeste da Argentina e foi desenvolvido um modelo geral para determinar as características dos equipamentos e combinações de produtos ...
Hildt, Eduardo +1 more
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People and Nature, Volume 7, Issue 8, Page 1889-1904, August 2025.Abstract The global agrifood system faces significant threats due to rapid and interconnected social‐ecological changes, including climate change, land‐use shifts, demographic changes and emerging diseases. Small‐scale farmers are among the most vulnerable groups to these changes due to their direct dependence on their environment.
Julián Caviedes +7 more
wiley +1 more source
Ecología Austral, 2018 El castor norteamericano (Castor canadensis) es una especie invasora en Tierra del Fuego. Es capaz de transformar sistemas lóticos en lénticos por medio de la construcción de diques.
Victoria J. García +1 more
doaj +1 more source
Ventajas y desventajas del an?lisis de un dise?o de medidas repetidas mediante an?lisis de varianza univariado, multivariado y modelos lineales mixtos [PDF]
, 2017 89 p. Recurso Electr?nicoLa presente tesis describe, sustenta y analiza las Medidas Repetidas aplicando an?lisis univariado, an?lisis multivariado y modelos lineales mixtos con el objetivo de ver las ventajas y desventajas de dichos enfoques.
Bernal P?rez, Andr?s Mauricio +1 more
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Ecología Austral, 2016 La introducción de ganado doméstico provocó modificaciones en la vegetación y en el suelo de la Patagonia extra-andina. Estos cambios alteraron procesos ecosistémicos, aumentaron la desertificación y causaron pérdida de biodiversidad.
Germán H. Cheli +3 more
doaj +1 more source
Ultrasound in Obstetrics &Gynecology, Volume 65, Issue 5, Page 552-559, May 2025.ABSTRACT Objective To critically review the literature and synthesize evidence on the incremental yield of prenatal exome sequencing (PES) in fetuses with an apparently normal phenotype with a normal G‐banded karyotype or chromosomal microarray (CMA).
A. Sotiriadis +5 more
wiley +1 more source